IT958825B - Attrezzo idraulico a percussione - Google Patents

Attrezzo idraulico a percussione

Info

Publication number
IT958825B
IT958825B IT68451/72A IT6845172A IT958825B IT 958825 B IT958825 B IT 958825B IT 68451/72 A IT68451/72 A IT 68451/72A IT 6845172 A IT6845172 A IT 6845172A IT 958825 B IT958825 B IT 958825B
Authority
IT
Italy
Prior art keywords
percussion tool
hydraulic percussion
hydraulic
tool
percussion
Prior art date
Application number
IT68451/72A
Other languages
English (en)
Original Assignee
Af Hydraulics
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Af Hydraulics filed Critical Af Hydraulics
Application granted granted Critical
Publication of IT958825B publication Critical patent/IT958825B/it

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L27/00—Distribution or expansion valve-gear peculiar to free-piston machines or engines and not provided for in F01L21/00 - F01L25/00
    • F01L27/04—Delayed-action controls, e.g. of cataract or dashpot type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D9/00—Portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously
    • B25D9/06—Means for driving the impulse member
    • B25D9/12—Means for driving the impulse member comprising a built-in liquid motor, i.e. the tool being driven by hydraulic pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L25/00—Drive, or adjustment during the operation, or distribution or expansion valves by non-mechanical means
    • F01L25/02—Drive, or adjustment during the operation, or distribution or expansion valves by non-mechanical means by fluid means
    • F01L25/04—Drive, or adjustment during the operation, or distribution or expansion valves by non-mechanical means by fluid means by working-fluid of machine or engine, e.g. free-piston machine
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03C—POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS
    • F03C1/00—Reciprocating-piston liquid engines
    • F03C1/007—Reciprocating-piston liquid engines with single cylinder, double-acting piston
    • F03C1/0073—Reciprocating-piston liquid engines with single cylinder, double-acting piston one side of the double-acting piston being always under the influence of the liquid under pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Safety Valves (AREA)
  • Fluid-Damping Devices (AREA)
IT68451/72A 1971-05-11 1972-05-09 Attrezzo idraulico a percussione IT958825B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1421271A GB1396307A (en) 1971-05-11 1971-05-11 Hydraulic percussive implement

Publications (1)

Publication Number Publication Date
IT958825B true IT958825B (it) 1973-10-30

Family

ID=10037084

Family Applications (1)

Application Number Title Priority Date Filing Date
IT68451/72A IT958825B (it) 1971-05-11 1972-05-09 Attrezzo idraulico a percussione

Country Status (9)

Country Link
AU (1) AU462813B2 (it)
CA (1) CA951996A (it)
DE (1) DE2223292C3 (it)
FR (1) FR2139398A5 (it)
GB (1) GB1396307A (it)
IT (1) IT958825B (it)
SE (1) SE397787B (it)
SU (1) SU495810A3 (it)
ZA (1) ZA722588B (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1480753A (en) * 1974-11-14 1977-07-27 Hydraulics Ltd A Hydraulically-operated devices
GB2117845B (en) * 1982-04-03 1985-08-29 Af Hydraulics Hydraulic percussive apparatus
CA1259232A (en) * 1986-12-24 1989-09-12 Nikolai P. Ermilov Percussive tool
FR2609661B1 (fr) * 1987-01-20 1989-05-26 Sp K Bjur Dispositif a action percussive
SE536289C2 (sv) 2011-04-05 2013-08-06 Atlas Copco Rock Drills Ab Hydrauliska slagverk för berg- eller betongavverkande utrustning samt borr- och brytutrustning
SE536758C2 (sv) 2012-11-28 2014-07-15 Atlas Copco Rock Drills Ab Slagverk till en hydraulisk bergborrmaskin, förfarande för drift av ett slagverk och hydraulisk bergborrmaskin inkluderande ett slagverk
KR102224271B1 (ko) 2014-01-31 2021-03-05 후루까와 로크 드릴 가부시끼가이샤 액압식 타격 장치
CH711414A1 (de) * 2015-08-13 2017-02-15 Hatebur Umformmaschinen Ag Vorrichtung zur Erzeugung impulsdynamischer Prozesskräfte.

Also Published As

Publication number Publication date
DE2223292A1 (de) 1972-11-23
AU462813B2 (en) 1975-07-10
DE2223292B2 (de) 1977-10-13
DE2223292C3 (de) 1978-06-08
FR2139398A5 (it) 1973-01-05
AU4173572A (en) 1973-12-20
SE397787B (sv) 1977-11-21
CA951996A (en) 1974-07-30
GB1396307A (en) 1975-06-04
SU495810A3 (ru) 1975-12-15
ZA722588B (en) 1973-01-31

Similar Documents

Publication Publication Date Title
SE424275B (sv) Verktygshallare for lodkolv
AT315053B (de) Hammerbohrmaschine
FI50390C (fi) Hydraulisesti käytetty iskulaite
IT1012175B (it) Trapano a percussione
AT327076B (de) Schlagbohrmaschine
IT955767B (it) Martello idraulico
SE398720B (sv) Slagverktyg
BE787855A (fr) Concasseur a marteaux
SE405882B (sv) Borrverktyg
IT963723B (it) Trapano a percussione
CH556721A (de) Outil a main.
IT990430B (it) Trapano battente
AR208165A1 (es) Un motor hidraulico
IT958825B (it) Attrezzo idraulico a percussione
AR209574A1 (es) Una herramienta de pozo
IT950031B (it) Perfezionamenti ad attrezzi a percussione
ZA71998B (en) A hydraulic fluid actuated percussion tool
BE788649A (fr) Cle pneumatique a percussion
SE382404B (sv) Borrverktyg
AT310696B (de) Hydraulisches schlagwerkzeug
GB1362607A (en) Tool having a hydraulically reciprocable hammer
IT962597B (it) Frizione a comando idraulico
BE754703A (fr) Outil a percussion
IT955978B (it) Macchina utensile
IT971733B (it) Martello perforatore idraulico